__________ are evidence of life in the distant past. Fill in the blank(s) with the appropriate word(s)
Fossils
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What is one technique that is used to identify a specific RNA sequence of a sample from a library?
A. Western blotting B. Northern blotting C. Southern blotting D. Eastern blotting
Stepping stones and corridors have what effect on prairie habitat patches, from the perspective of Fender's blue butterflies?
a. They increase the isolation of existing habitat patches. b. They increase the connectivity of existing habitat patches. c. They increase the size of existing habitat patches. d. They increase the frequency of fires within existing habitat patches.
How many genetically different children could your parents have produced with their combinations of gametes?
A) 46 B) 285 C) 8 million D) 64 trillion
Vertebrate cells possess a protein that binds to clusters of 5-methylcytosine and ensures the gene will stay in the off position. This control of gene regulation is a result of
A. translation. B. promoter expression. C. operator suppression. D. methylation. E. enhancer expression.